/**
 *    Copyright 2015 the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.mybatis.caches.redis;

import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReadWriteLock;

/**
 * @author Iwao AVE!
 */
class DummyReadWriteLock implements ReadWriteLock {

	private Lock lock = new DummyLock();

	@Override
	public Lock readLock() {
		return this.lock;
	}

	@Override
	public Lock writeLock() {
		return this.lock;
	}

	static class DummyLock implements Lock {

		@Override
		public void lock() {
			// Not implemented
		}

		@Override
		public void lockInterruptibly() throws InterruptedException {
			// Not implemented
		}

		@Override
		public boolean tryLock() {
			return true;
		}

		@Override
		public boolean tryLock(long paramLong, TimeUnit paramTimeUnit) throws InterruptedException {
			return true;
		}

		@Override
		public void unlock() {
			// Not implemented
		}

		@Override
		public Condition newCondition() {
			return null;
		}
	}

}
